Parser Struct Reference

Base class for parsers. More...

#include <parser.h>

Inheritance diagram for Parser:

Public Member Functions
bool	Load (const std::string &filename, std::string *err, Lexer *parent=NULL)
	Load and parse a file. More...
	Parser (State *state, FileReader *file_reader)
virtual	~Parser ()

Protected Member Functions
bool	ExpectToken (Lexer::Token expected, std::string *err)
	If the next token is not expected, produce an error string saying "expected foo, got bar". More...

Protected Attributes
FileReader *	file_reader_
Lexer	lexer_
State *	state_

Private Member Functions
virtual bool	Parse (const std::string &filename, const std::string &input, std::string *err)=0
	Parse a file, given its contents as a string. More...

Detailed Description

Base class for parsers.

Definition at line 26 of file parser.h.

Constructor & Destructor Documentation

Parser()

Parser::Parser ( State *  state, FileReader *  file_reader  )

inline

Definition at line 27 of file parser.h.

~Parser()

virtual Parser::~Parser ( )

inlinevirtual

Definition at line 29 of file parser.h.

Member Function Documentation

ExpectToken()

bool Parser::ExpectToken ( Lexer::Token  expected, std::string *  err  )

protected

If the next token is not expected, produce an error string saying "expected foo, got bar".

Definition at line 40 of file parser.cc.

References Lexer::TokenErrorHint(), and Lexer::TokenName().

Referenced by ManifestParser::ParseDefault(), DyndepParser::ParseEdge(), ManifestParser::ParseEdge(), ManifestParser::ParseFileInclude(), DyndepParser::ParseLet(), ManifestParser::ParseLet(), ManifestParser::ParsePool(), and ManifestParser::ParseRule().

Load()

bool Parser::Load	(	const std::string &	filename,
		std::string *	err,
		Lexer *	parent = NULL
	)

Load and parse a file.

Definition at line 22 of file parser.cc.

References Lexer::Error(), METRIC_RECORD_IF, and FileReader::Okay.

Referenced by DyndepLoader::LoadDyndepFile(), LoadManifests(), and TEST_F().

Parse()

virtual bool Parser::Parse ( const std::string &  filename, const std::string &  input, std::string *  err  )

privatepure virtual

Parse a file, given its contents as a string.

Implemented in ManifestParser, and DyndepParser.

Member Data Documentation

file_reader_

FileReader* Parser::file_reader_

protected

Definition at line 40 of file parser.h.

Referenced by ManifestParser::ParseFileInclude().

lexer_

Lexer Parser::lexer_

protected

Definition at line 41 of file parser.h.

Referenced by DyndepParser::Parse(), ManifestParser::Parse(), ManifestParser::ParseDefault(), DyndepParser::ParseDyndepVersion(), DyndepParser::ParseEdge(), ManifestParser::ParseEdge(), ManifestParser::ParseFileInclude(), DyndepParser::ParseLet(), ManifestParser::ParseLet(), ManifestParser::ParsePool(), and ManifestParser::ParseRule().

state_

State* Parser::state_

protected

Definition at line 39 of file parser.h.

Referenced by ManifestParser::ParseDefault(), DyndepParser::ParseEdge(), ManifestParser::ParseEdge(), ManifestParser::ParseFileInclude(), and ManifestParser::ParsePool().

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The documentation for this struct was generated from the following files:

• parser.h
• parser.cc